APA (7th ed.) Citation

(1997). Pavement subsurface drainage systems / Barry R. Christopher and Verne C. McGuffey.

Chicago Style (17th ed.) Citation

Pavement Subsurface Drainage Systems / Barry R. Christopher and Verne C. McGuffey. 1997.

MLA (9th ed.) Citation

Pavement Subsurface Drainage Systems / Barry R. Christopher and Verne C. McGuffey. 1997.

Warning: These citations may not always be 100% accurate.